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Hearing Protection Devices
Devices worn in or over the ears to protect against hearing loss due to noise are known as Hearing Protection Devices. Earmuffs, earplugs, hearing bands, and other items fall under the category of hearing protection devices. While earplugs are placed inside the ear canal to protect against loud noise, water intrusion, foreign objects, dust, or excessive wind, earmuffs are devices worn over the ears to protect hearing by reducing noise levels. Ear muffs are useful in a variety of settings, including mines, concerts, war (defence industry), and industrial and manufacturing facilities.
Read More- https://cmiblogdailydose.blogspot.com/2022/09/hearing-protection-devices-are.html